EffectsEd_box is a test map in Call of Duty 2 only accessible in-game by using the devmap command in the game's console. It is used as the default map in Call of Duty 2's effects editor.[1]

The map consists of several field sections with 155mm guns and various fortifications and if a player accesses it via the devmap command they will spawn with no weapon, but can acquire four Stielhandgranates and a Default Weapon with give all .